Merge pull request #13881 from meeseeksmachine/auto-backport-of-pr-13874-on-v3.1.x

dstansby · web-flow · commit 2d099c82d4fb · 2019-04-04T19:30:15.000+01:00
Backport PR #13874 on branch v3.1.x (Remove redundant call to Formatter.set_locs() before .format_ticks().)
diff --git a/lib/matplotlib/axis.py b/lib/matplotlib/axis.py
@@ -1067,15 +1067,13 @@ def _update_ticks(self):
 
         major_locs = self.major.locator()
         major_ticks = self.get_major_ticks(len(major_locs))
-        self.major.formatter.set_locs(major_locs)
         major_labels = self.major.formatter.format_ticks(major_locs)
         for tick, loc, label in zip(major_ticks, major_locs, major_labels):
             tick.update_position(loc)
             tick.set_label1(label)
             tick.set_label2(label)
         minor_locs = self.minor.locator()
         minor_ticks = self.get_minor_ticks(len(minor_locs))
-        self.minor.formatter.set_locs(minor_locs)
         minor_labels = self.minor.formatter.format_ticks(minor_locs)
         for tick, loc, label in zip(minor_ticks, minor_locs, minor_labels):
             tick.update_position(loc)
diff --git a/lib/mpl_toolkits/axisartist/axislines.py b/lib/mpl_toolkits/axisartist/axislines.py
@@ -318,12 +318,10 @@ def get_tick_iterators(self, axes):
 
             major = self.axis.major
             majorLocs = major.locator()
-            major.formatter.set_locs(majorLocs)
             majorLabels = major.formatter.format_ticks(majorLocs)
 
             minor = self.axis.minor
             minorLocs = minor.locator()
-            minor.formatter.set_locs(minorLocs)
             minorLabels = minor.formatter.format_ticks(minorLocs)
 
             tr2ax = axes.transData + axes.transAxes.inverted()
